diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/Makefile.am | 4 | ||||
-rw-r--r-- | src/expr/attribute.h | 61 | ||||
-rw-r--r-- | src/expr/attribute_internals.h | 144 | ||||
-rw-r--r-- | src/expr/node_manager.h | 5 | ||||
-rw-r--r-- | src/preprocessing/passes/apply_to_const.cpp | 108 | ||||
-rw-r--r-- | src/preprocessing/passes/apply_to_const.h | 51 | ||||
-rw-r--r-- | src/preprocessing/passes/extended_rewriter_pass.cpp | 42 | ||||
-rw-r--r-- | src/preprocessing/passes/extended_rewriter_pass.h | 43 | ||||
-rw-r--r-- | src/smt/smt_engine.cpp | 82 | ||||
-rw-r--r-- | src/theory/datatypes/datatypes_rewriter.cpp | 4 | ||||
-rw-r--r-- | src/theory/datatypes/datatypes_rewriter.h | 7 | ||||
-rw-r--r-- | src/theory/quantifiers/fmf/ambqi_builder.cpp | 6 |
12 files changed, 308 insertions, 249 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 43aa70174..992f229d6 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -63,6 +63,8 @@ libcvc4_la_SOURCES = \ decision/justification_heuristic.h \ preprocessing/passes/apply_substs.cpp \ preprocessing/passes/apply_substs.h \ + preprocessing/passes/apply_to_const.cpp \ + preprocessing/passes/apply_to_const.h \ preprocessing/passes/bv_abstraction.cpp \ preprocessing/passes/bv_abstraction.h \ preprocessing/passes/bv_ackermann.cpp \ @@ -71,6 +73,8 @@ libcvc4_la_SOURCES = \ preprocessing/passes/bv_gauss.h \ preprocessing/passes/bv_intro_pow2.cpp \ preprocessing/passes/bv_intro_pow2.h \ + preprocessing/passes/extended_rewriter_pass.cpp \ + preprocessing/passes/extended_rewriter_pass.h \ preprocessing/passes/int_to_bv.cpp \ preprocessing/passes/int_to_bv.h \ preprocessing/passes/pseudo_boolean_processor.cpp \ diff --git a/src/expr/attribute.h b/src/expr/attribute.h index aafe168ea..db6fb52a0 100644 --- a/src/expr/attribute.h +++ b/src/expr/attribute.h @@ -423,66 +423,23 @@ AttributeManager::setAttribute(NodeValue* nv, ah[std::make_pair(AttrKind::getId(), nv)] = mapping::convert(value); } -/** - * Search for the NodeValue in all attribute tables and remove it, - * calling the cleanup function if one is defined. - * - * This cannot use nv as anything other than a pointer! - */ +/** Search for the NodeValue in all attribute tables and remove it. */ template <class T> inline void AttributeManager::deleteFromTable(AttrHash<T>& table, NodeValue* nv) { - for(uint64_t id = 0; id < attr::LastAttributeId<T, false>::getId(); ++id) { - typedef AttributeTraits<T, false> traits_t; - typedef AttrHash<T> hash_t; - std::pair<uint64_t, NodeValue*> pr = std::make_pair(id, nv); - if(traits_t::getCleanup()[id] != NULL) { - typename hash_t::iterator i = table.find(pr); - if(i != table.end()) { - traits_t::getCleanup()[id]((*i).second); - table.erase(pr); - } - } else { - table.erase(pr); - } + // This cannot use nv as anything other than a pointer! + const uint64_t last = attr::LastAttributeId<T, false>::getId(); + for (uint64_t id = 0; id < last; ++id) + { + table.erase(std::make_pair(id, nv)); } } -/** - * Remove all attributes from the table calling the cleanup function - * if one is defined. - */ +/** Remove all attributes from the table. */ template <class T> inline void AttributeManager::deleteAllFromTable(AttrHash<T>& table) { Assert(!d_inGarbageCollection); d_inGarbageCollection = true; - - bool anyRequireClearing = false; - typedef AttributeTraits<T, false> traits_t; - typedef AttrHash<T> hash_t; - for(uint64_t id = 0; id < attr::LastAttributeId<T, false>::getId(); ++id) { - if(traits_t::getCleanup()[id] != NULL) { - anyRequireClearing = true; - } - } - - if(anyRequireClearing) { - typename hash_t::iterator it = table.begin(); - typename hash_t::iterator it_end = table.end(); - - while (it != it_end){ - uint64_t id = (*it).first.first; - /* - Debug("attrgc") << "id " << id - << " node_value: " << ((*it).first.second) - << std::endl; - */ - if(traits_t::getCleanup()[id] != NULL) { - traits_t::getCleanup()[id]((*it).second); - } - ++it; - } - } table.clear(); d_inGarbageCollection = false; Assert(!d_inGarbageCollection); @@ -499,7 +456,6 @@ AttributeUniqueId AttributeManager::getAttributeId(const AttrKind& attr){ template <class T> void AttributeManager::deleteAttributesFromTable(AttrHash<T>& table, const std::vector<uint64_t>& ids){ d_inGarbageCollection = true; - typedef AttributeTraits<T, false> traits_t; typedef AttrHash<T> hash_t; typename hash_t::iterator it = table.begin(); @@ -516,9 +472,6 @@ void AttributeManager::deleteAttributesFromTable(AttrHash<T>& table, const std:: if(std::binary_search(begin_ids, end_ids, id)){ tmp = it; ++it; - if(traits_t::getCleanup()[id] != NULL) { - traits_t::getCleanup()[id]((*tmp).second); - } table.erase(tmp); }else{ ++it; diff --git a/src/expr/attribute_internals.h b/src/expr/attribute_internals.h index ed1769740..e474c3dfb 100644 --- a/src/expr/attribute_internals.h +++ b/src/expr/attribute_internals.h @@ -332,45 +332,6 @@ public: }/* CVC4::expr::attr namespace */ -// ATTRIBUTE CLEANUP FUNCTIONS ================================================= - -namespace attr { - -/** Default cleanup for unmanaged Attribute<> */ -struct NullCleanupStrategy { -};/* struct NullCleanupStrategy */ - -/** - * Helper for Attribute<> class below to determine whether a cleanup - * is defined or not. - */ -template <class T, class C> -struct getCleanupStrategy { - typedef T value_type; - typedef KindValueToTableValueMapping<value_type> mapping; - static void fn(typename mapping::table_value_type t) { - C::cleanup(mapping::convertBack(t)); - } -};/* struct getCleanupStrategy<> */ - -/** - * Specialization for NullCleanupStrategy. - */ -template <class T> -struct getCleanupStrategy<T, NullCleanupStrategy> { - typedef T value_type; - typedef KindValueToTableValueMapping<value_type> mapping; - static void (*const fn)(typename mapping::table_value_type); -};/* struct getCleanupStrategy<T, NullCleanupStrategy> */ - -// out-of-class initialization required (because it's a non-integral type) -template <class T> -void (*const getCleanupStrategy<T, NullCleanupStrategy>::fn) - (typename getCleanupStrategy<T, NullCleanupStrategy>:: - mapping::table_value_type) = NULL; - -}/* CVC4::expr::attr namespace */ - // ATTRIBUTE IDENTIFIER ASSIGNMENT TEMPLATE ==================================== namespace attr { @@ -381,39 +342,21 @@ namespace attr { */ template <class T, bool context_dep> struct LastAttributeId { - static uint64_t& getId() { - static uint64_t s_id = 0; - return s_id; + public: + static uint64_t getNextId() { + uint64_t* id = raw_id(); + const uint64_t next_id = *id; + ++(*id); + return next_id; } -}; - -}/* CVC4::expr::attr namespace */ - -// ATTRIBUTE TRAITS ============================================================ - -namespace attr { - -/** - * This is the last-attribute-assigner. IDs are not globally - * unique; rather, they are unique for each table_value_type. - */ -template <class T, bool context_dep> -struct AttributeTraits { - typedef void (*cleanup_t)(T); - static std::vector<cleanup_t>& getCleanup() { - // Note: we do not destroy this vector on purpose. Instead, we rely on the - // OS to clean up our mess. The reason for that is that we need this vector - // to remain initialized at least as long as the ExprManager because - // ExprManager's destructor calls this method. The only way to guarantee - // this is to never destroy it. This is a common idiom [0]. In the past, we - // had an issue when `cleanup` wasn't a pointer and just an `std::vector` - // instead. CxxTest stores the test class in a static variable, which could - // lead to the ExprManager being destroyed after the destructor of the - // vector was called. - // - // [0] https://isocpp.org/wiki/faq/ctors#static-init-order-on-first-use - static std::vector<cleanup_t>* cleanup = new std::vector<cleanup_t>(); - return *cleanup; + static uint64_t getId() { + return *raw_id(); + } + private: + static uint64_t* raw_id() + { + static uint64_t s_id = 0; + return &s_id; } }; @@ -428,18 +371,12 @@ struct AttributeTraits { * * @param value_t the underlying value_type for the attribute kind * - * @param CleanupStrategy Clean-up routine for associated values when the - * Node goes away. Useful, e.g., for pointer-valued attributes when - * the values are "owned" by the table. - * * @param context_dep whether this attribute kind is * context-dependent */ -template <class T, - class value_t, - class CleanupStrategy = attr::NullCleanupStrategy, - bool context_dep = false> -class Attribute { +template <class T, class value_t, bool context_dep = false> +class Attribute +{ /** * The unique ID associated to this attribute. Assigned statically, * at load time. @@ -475,33 +412,16 @@ public: static inline uint64_t registerAttribute() { typedef typename attr::KindValueToTableValueMapping<value_t>:: table_value_type table_value_type; - typedef attr::AttributeTraits<table_value_type, context_dep> traits; - uint64_t id = attr::LastAttributeId<table_value_type, context_dep>::getId()++; - Assert(traits::getCleanup().size() == id);// sanity check - traits::getCleanup().push_back(attr::getCleanupStrategy<value_t, - CleanupStrategy>::fn); - return id; + return attr::LastAttributeId<table_value_type, context_dep>::getNextId(); } };/* class Attribute<> */ /** - * An "attribute type" structure for boolean flags (special). The - * full one is below; the existence of this one disallows for boolean - * flag attributes with a specialized cleanup function. - */ -/* -- doesn't work; other specialization is "more specific" ?? -template <class T, class CleanupStrategy, bool context_dep> -class Attribute<T, bool, CleanupStrategy, context_dep> { - template <bool> struct ERROR_bool_attributes_cannot_have_cleanup_functions; - ERROR_bool_attributes_cannot_have_cleanup_functions<true> blah; -}; -*/ - -/** * An "attribute type" structure for boolean flags (special). */ template <class T, bool context_dep> -class Attribute<T, bool, attr::NullCleanupStrategy, context_dep> { +class Attribute<T, bool, context_dep> +{ /** IDs for bool-valued attributes are actually bit assignments. */ static const uint64_t s_id; @@ -538,7 +458,7 @@ public: * return the id. */ static inline uint64_t registerAttribute() { - uint64_t id = attr::LastAttributeId<bool, context_dep>::getId()++; + const uint64_t id = attr::LastAttributeId<bool, context_dep>::getNextId(); AlwaysAssert( id <= 63, "Too many boolean node attributes registered " "during initialization !" ); @@ -549,25 +469,15 @@ public: // ATTRIBUTE IDENTIFIER ASSIGNMENT ============================================= /** Assign unique IDs to attributes at load time. */ -// Use of the comma-operator here forces instantiation (and -// initialization) of the AttributeTraits<> structure and its -// "cleanup" vector before registerAttribute() is called. This is -// important because otherwise the vector is initialized later, -// clearing the first-pushed cleanup function. -template <class T, class value_t, class CleanupStrategy, bool context_dep> -const uint64_t Attribute<T, value_t, CleanupStrategy, context_dep>::s_id = - ( attr::AttributeTraits<typename attr::KindValueToTableValueMapping<value_t>:: - table_value_type, - context_dep>::getCleanup().size(), - Attribute<T, value_t, CleanupStrategy, context_dep>::registerAttribute() ); +template <class T, class value_t, bool context_dep> +const uint64_t Attribute<T, value_t, context_dep>::s_id = + Attribute<T, value_t, context_dep>::registerAttribute(); + /** Assign unique IDs to attributes at load time. */ template <class T, bool context_dep> -const uint64_t Attribute<T, - bool, - attr::NullCleanupStrategy, context_dep>::s_id = - Attribute<T, bool, attr::NullCleanupStrategy, context_dep>:: - registerAttribute(); +const uint64_t Attribute<T, bool, context_dep>::s_id = + Attribute<T, bool, context_dep>::registerAttribute(); }/* CVC4::expr namespace */ }/* CVC4 namespace */ diff --git a/src/expr/node_manager.h b/src/expr/node_manager.h index 8bbf905a9..7d1259fcc 100644 --- a/src/expr/node_manager.h +++ b/src/expr/node_manager.h @@ -128,10 +128,7 @@ class NodeManager { * contexts, like as a key in attribute tables), even though * normally it's an error to have a TNode to a node value with a * reference count of 0. Being "under deletion" also enables - * assertions that inc() is not called on it. (A poorly-behaving - * attribute cleanup function could otherwise create a "Node" that - * points to the node value that is in the process of being deleted, - * springing it back to life.) + * assertions that inc() is not called on it. */ expr::NodeValue* d_nodeUnderDeletion; diff --git a/src/preprocessing/passes/apply_to_const.cpp b/src/preprocessing/passes/apply_to_const.cpp new file mode 100644 index 000000000..bbe4439ec --- /dev/null +++ b/src/preprocessing/passes/apply_to_const.cpp @@ -0,0 +1,108 @@ +/********************* */ +/*! \file apply_to_const.cpp + ** \verbatim + ** Top contributors (to current version): + ** Haniel Barbosa + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS + ** in the top-level source directory) and their institutional affiliations. + ** All rights reserved. See the file COPYING in the top-level source + ** directory for licensing information.\endverbatim + ** + ** \brief The ApplyToConst preprocessing pass + ** + ** Rewrites applies to constants + **/ + +#include "preprocessing/passes/apply_to_const.h" + +#include "theory/rewriter.h" + +namespace CVC4 { +namespace preprocessing { +namespace passes { + +using namespace CVC4::theory; + +ApplyToConst::ApplyToConst(PreprocessingPassContext* preprocContext) + : PreprocessingPass(preprocContext, "apply-to-const"){}; + +Node ApplyToConst::rewriteApplyToConst(TNode n, NodeMap& cache) +{ + Trace("rewriteApplyToConst") << "rewriteApplyToConst :: " << n << std::endl; + + if (n.getMetaKind() == kind::metakind::CONSTANT + || n.getMetaKind() == kind::metakind::VARIABLE + || n.getMetaKind() == kind::metakind::NULLARY_OPERATOR) + { + return n; + } + + if (cache.find(n) != cache.end()) + { + Trace("rewriteApplyToConst") << "in cache :: " << cache[n] << std::endl; + return cache[n]; + } + + if (n.getKind() == kind::APPLY_UF) + { + if (n.getNumChildren() == 1 && n[0].isConst() && n[0].getType().isInteger()) + { + stringstream ss; + ss << n.getOperator() << "_"; + if (n[0].getConst<Rational>() < 0) + { + ss << "m" << -n[0].getConst<Rational>(); + } + else + { + ss << n[0]; + } + Node newvar = + NodeManager::currentNM()->mkSkolem(ss.str(), + n.getType(), + "rewriteApplyToConst skolem", + NodeManager::SKOLEM_EXACT_NAME); + cache[n] = newvar; + Trace("rewriteApplyToConst") << "made :: " << newvar << std::endl; + return newvar; + } + stringstream ss; + ss << "The rewrite-apply-to-const preprocessor is currently limited;\n" + << "it only works if all function symbols are unary and with Integer\n" + << "domain, and all applications are to integer values.\n" + << "Found application: " << n; + Unhandled(ss.str()); + } + + NodeBuilder<> builder(n.getKind()); + if (n.getMetaKind() == kind::metakind::PARAMETERIZED) + { + builder << n.getOperator(); + } + for (unsigned i = 0; i < n.getNumChildren(); ++i) + { + builder << rewriteApplyToConst(n[i], cache); + } + Node rewr = builder; + cache[n] = rewr; + Trace("rewriteApplyToConst") << "built :: " << rewr << std::endl; + return rewr; +} + +PreprocessingPassResult ApplyToConst::applyInternal( + AssertionPipeline* assertionsToPreprocess) +{ + NodeMap cache; + for (unsigned i = 0, size = assertionsToPreprocess->size(); i < size; ++i) + { + assertionsToPreprocess->replace(i, + Rewriter::rewrite(rewriteApplyToConst( + (*assertionsToPreprocess)[i], cache))); + } + return PreprocessingPassResult::NO_CONFLICT; +} + +} // namespace passes +} // namespace preprocessing +} // namespace CVC4 diff --git a/src/preprocessing/passes/apply_to_const.h b/src/preprocessing/passes/apply_to_const.h new file mode 100644 index 000000000..9d5072023 --- /dev/null +++ b/src/preprocessing/passes/apply_to_const.h @@ -0,0 +1,51 @@ +/********************* */ +/*! \file apply_to_const.h + ** \verbatim + ** Top contributors (to current version): + ** Haniel Barbosa + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS + ** in the top-level source directory) and their institutional affiliations. + ** All rights reserved. See the file COPYING in the top-level source + ** directory for licensing information.\endverbatim + ** + ** \brief The ApplyToConst preprocessing pass + ** + ** Rewrites applies to constants + **/ + +#include "cvc4_private.h" + +#ifndef __CVC4__PREPROCESSING__PASSES__APPLY_TO_CONST_H +#define __CVC4__PREPROCESSING__PASSES__APPLY_TO_CONST_H + +#include <unordered_map> + +#include "expr/node.h" +#include "preprocessing/preprocessing_pass.h" +#include "preprocessing/preprocessing_pass_context.h" + +namespace CVC4 { +namespace preprocessing { +namespace passes { + +using NodeMap = std::unordered_map<Node, Node, NodeHashFunction>; + +class ApplyToConst : public PreprocessingPass +{ + public: + ApplyToConst(PreprocessingPassContext* preprocContext); + + protected: + PreprocessingPassResult applyInternal( + AssertionPipeline* assertionsToPreprocess) override; + + private: + Node rewriteApplyToConst(TNode n, NodeMap& cache); +}; + +} // namespace passes +} // namespace preprocessing +} // namespace CVC4 + +#endif /* __CVC4__PREPROCESSING__PASSES__APPLY_TO_CONST_H */ diff --git a/src/preprocessing/passes/extended_rewriter_pass.cpp b/src/preprocessing/passes/extended_rewriter_pass.cpp new file mode 100644 index 000000000..572aaed7a --- /dev/null +++ b/src/preprocessing/passes/extended_rewriter_pass.cpp @@ -0,0 +1,42 @@ +/********************* */ +/*! \file extended_rewriter_pass.cpp + ** \verbatim + ** Top contributors (to current version): + ** Haniel Barbosa + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS + ** in the top-level source directory) and their institutional affiliations. + ** All rights reserved. See the file COPYING in the top-level source + ** directory for licensing information.\endverbatim + ** + ** \brief The ExtRewPre preprocessing pass + ** + ** Applies the extended rewriter to assertions + **/ + +#include "preprocessing/passes/extended_rewriter_pass.h" + +#include "theory/quantifiers/extended_rewrite.h" + +namespace CVC4 { +namespace preprocessing { +namespace passes { + +ExtRewPre::ExtRewPre(PreprocessingPassContext* preprocContext) + : PreprocessingPass(preprocContext, "ext-rew-pre"){}; + +PreprocessingPassResult ExtRewPre::applyInternal( + AssertionPipeline* assertionsToPreprocess) +{ + theory::quantifiers::ExtendedRewriter extr(options::extRewPrepAgg()); + for (unsigned i = 0, size = assertionsToPreprocess->size(); i < size; ++i) + { + assertionsToPreprocess->replace( + i, extr.extendedRewrite((*assertionsToPreprocess)[i])); + } + return PreprocessingPassResult::NO_CONFLICT; +} + +} // namespace passes +} // namespace preprocessing +} // namespace CVC4 diff --git a/src/preprocessing/passes/extended_rewriter_pass.h b/src/preprocessing/passes/extended_rewriter_pass.h new file mode 100644 index 000000000..f604a1af5 --- /dev/null +++ b/src/preprocessing/passes/extended_rewriter_pass.h @@ -0,0 +1,43 @@ +/********************* */ +/*! \file extended_rewriter_pass.h + ** \verbatim + ** Top contributors (to current version): + ** Haniel Barbosa + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS + ** in the top-level source directory) and their institutional affiliations. + ** All rights reserved. See the file COPYING in the top-level source + ** directory for licensing information.\endverbatim + ** + ** \brief The ExtRewPre preprocessing pass + ** + ** Applies the extended rewriter to assertions + **/ + +#include "cvc4_private.h" + +#ifndef __CVC4__PREPROCESSING__PASSES__EXTENDED_REWRITER_PASS_H +#define __CVC4__PREPROCESSING__PASSES__EXTENDED_REWRITER_PASS_H + +#include "preprocessing/preprocessing_pass.h" +#include "preprocessing/preprocessing_pass_context.h" + +namespace CVC4 { +namespace preprocessing { +namespace passes { + +class ExtRewPre : public PreprocessingPass +{ + public: + ExtRewPre(PreprocessingPassContext* preprocContext); + + protected: + PreprocessingPassResult applyInternal( + AssertionPipeline* assertionsToPreprocess) override; +}; + +} // namespace passes +} // namespace preprocessing +} // namespace CVC4 + +#endif /* __CVC4__PREPROCESSING__PASSES__EXTENDED_REWRITER_PASS_H */ diff --git a/src/smt/smt_engine.cpp b/src/smt/smt_engine.cpp index db4efe89f..b5d758bca 100644 --- a/src/smt/smt_engine.cpp +++ b/src/smt/smt_engine.cpp @@ -70,12 +70,14 @@ #include "options/theory_options.h" #include "options/uf_options.h" #include "preprocessing/passes/apply_substs.h" +#include "preprocessing/passes/apply_to_const.h" #include "preprocessing/passes/bool_to_bv.h" #include "preprocessing/passes/bv_abstraction.h" #include "preprocessing/passes/bv_ackermann.h" #include "preprocessing/passes/bv_gauss.h" #include "preprocessing/passes/bv_intro_pow2.h" #include "preprocessing/passes/bv_to_bool.h" +#include "preprocessing/passes/extended_rewriter_pass.h" #include "preprocessing/passes/int_to_bv.h" #include "preprocessing/passes/pseudo_boolean_processor.h" #include "preprocessing/passes/real_to_int.h" @@ -897,66 +899,6 @@ public: return retval; } - NodeToNodeHashMap d_rewriteApplyToConstCache; - Node rewriteApplyToConst(TNode n) { - Trace("rewriteApplyToConst") << "rewriteApplyToConst :: " << n << std::endl; - - if(n.getMetaKind() == kind::metakind::CONSTANT || - n.getMetaKind() == kind::metakind::VARIABLE || - n.getMetaKind() == kind::metakind::NULLARY_OPERATOR) - { - return n; - } - - if(d_rewriteApplyToConstCache.find(n) != d_rewriteApplyToConstCache.end()) { - Trace("rewriteApplyToConst") << "in cache :: " - << d_rewriteApplyToConstCache[n] - << std::endl; - return d_rewriteApplyToConstCache[n]; - } - - if(n.getKind() == kind::APPLY_UF) { - if(n.getNumChildren() == 1 && n[0].isConst() && - n[0].getType().isInteger()) - { - stringstream ss; - ss << n.getOperator() << "_"; - if(n[0].getConst<Rational>() < 0) { - ss << "m" << -n[0].getConst<Rational>(); - } else { - ss << n[0]; - } - Node newvar = NodeManager::currentNM()->mkSkolem( - ss.str(), n.getType(), "rewriteApplyToConst skolem", - NodeManager::SKOLEM_EXACT_NAME); - d_rewriteApplyToConstCache[n] = newvar; - Trace("rewriteApplyToConst") << "made :: " << newvar << std::endl; - return newvar; - } else { - stringstream ss; - ss << "The rewrite-apply-to-const preprocessor is currently limited;" - << std::endl - << "it only works if all function symbols are unary and with Integer" - << std::endl - << "domain, and all applications are to integer values." << std::endl - << "Found application: " << n; - Unhandled(ss.str()); - } - } - - NodeBuilder<> builder(n.getKind()); - if(n.getMetaKind() == kind::metakind::PARAMETERIZED) { - builder << n.getOperator(); - } - for(unsigned i = 0; i < n.getNumChildren(); ++i) { - builder << rewriteApplyToConst(n[i]); - } - Node rewr = builder; - d_rewriteApplyToConstCache[n] = rewr; - Trace("rewriteApplyToConst") << "built :: " << rewr << std::endl; - return rewr; - } - void addUseTheoryListListener(TheoryEngine* theoryEngine){ Options& nodeManagerOptions = NodeManager::currentNM()->getOptions(); d_listenerRegistrations->add( @@ -2717,6 +2659,8 @@ void SmtEnginePrivate::finishInit() // actually assembling preprocessing pipelines). std::unique_ptr<ApplySubsts> applySubsts( new ApplySubsts(d_preprocessingPassContext.get())); + std::unique_ptr<ApplyToConst> applyToConst( + new ApplyToConst(d_preprocessingPassContext.get())); std::unique_ptr<BoolToBV> boolToBv( new BoolToBV(d_preprocessingPassContext.get())); std::unique_ptr<BvAbstraction> bvAbstract( @@ -2729,6 +2673,8 @@ void SmtEnginePrivate::finishInit() new BvIntroPow2(d_preprocessingPassContext.get())); std::unique_ptr<BVToBool> bvToBool( new BVToBool(d_preprocessingPassContext.get())); + std::unique_ptr<ExtRewPre> extRewPre( + new ExtRewPre(d_preprocessingPassContext.get())); std::unique_ptr<IntToBV> intToBV( new IntToBV(d_preprocessingPassContext.get())); std::unique_ptr<PseudoBooleanProcessor> pbProc( @@ -2750,6 +2696,8 @@ void SmtEnginePrivate::finishInit() new SepSkolemEmp(d_preprocessingPassContext.get())); d_preprocessingPassRegistry.registerPass("apply-substs", std::move(applySubsts)); + d_preprocessingPassRegistry.registerPass("apply-to-const", + std::move(applyToConst)); d_preprocessingPassRegistry.registerPass("bool-to-bv", std::move(boolToBv)); d_preprocessingPassRegistry.registerPass("bv-abstraction", std::move(bvAbstract)); @@ -2759,6 +2707,7 @@ void SmtEnginePrivate::finishInit() d_preprocessingPassRegistry.registerPass("bv-intro-pow2", std::move(bvIntroPow2)); d_preprocessingPassRegistry.registerPass("bv-to-bool", std::move(bvToBool)); + d_preprocessingPassRegistry.registerPass("ext-rew-pre", std::move(extRewPre)); d_preprocessingPassRegistry.registerPass("int-to-bv", std::move(intToBV)); d_preprocessingPassRegistry.registerPass("pseudo-boolean-processor", std::move(pbProc)); @@ -4211,19 +4160,14 @@ void SmtEnginePrivate::processAssertions() { if (options::extRewPrep()) { - theory::quantifiers::ExtendedRewriter extr(options::extRewPrepAgg()); - for (unsigned i = 0; i < d_assertions.size(); ++i) - { - Node a = d_assertions[i]; - d_assertions.replace(i, extr.extendedRewrite(a)); - } + d_preprocessingPassRegistry.getPass("ext-rew-pre")->apply(&d_assertions); } // Unconstrained simplification if(options::unconstrainedSimp()) { Trace("smt-proc") << "SmtEnginePrivate::processAssertions() : pre-unconstrained-simp" << endl; dumpAssertions("pre-unconstrained-simp", d_assertions); - d_preprocessingPassRegistry.getPass("rewrite")->apply(&d_assertions); + d_preprocessingPassRegistry.getPass("rewrite")->apply(&d_assertions); unconstrainedSimp(); Trace("smt-proc") << "SmtEnginePrivate::processAssertions() : post-unconstrained-simp" << endl; dumpAssertions("post-unconstrained-simp", d_assertions); @@ -4476,9 +4420,7 @@ void SmtEnginePrivate::processAssertions() { if(options::rewriteApplyToConst()) { Chat() << "Rewriting applies to constants..." << endl; TimerStat::CodeTimer codeTimer(d_smt.d_stats->d_rewriteApplyToConstTime); - for (unsigned i = 0; i < d_assertions.size(); ++ i) { - d_assertions[i] = Rewriter::rewrite(rewriteApplyToConst(d_assertions[i])); - } + d_preprocessingPassRegistry.getPass("apply-to-const")->apply(&d_assertions); } dumpAssertions("post-rewrite-apply-to-const", d_assertions); diff --git a/src/theory/datatypes/datatypes_rewriter.cpp b/src/theory/datatypes/datatypes_rewriter.cpp index 8366fe4e1..a8e5d74b6 100644 --- a/src/theory/datatypes/datatypes_rewriter.cpp +++ b/src/theory/datatypes/datatypes_rewriter.cpp @@ -186,7 +186,7 @@ RewriteResponse DatatypesRewriter::postRewrite(TNode in) return RewriteResponse(REWRITE_DONE, in); } -Kind getOperatorKindForSygusBuiltin(Node op) +Kind DatatypesRewriter::getOperatorKindForSygusBuiltin(Node op) { Assert(op.getKind() != BUILTIN); if (op.getKind() == LAMBDA) @@ -212,7 +212,7 @@ Kind getOperatorKindForSygusBuiltin(Node op) { return APPLY_UF; } - return NodeManager::operatorToKind(op); + return UNDEFINED_KIND; } Node DatatypesRewriter::mkSygusTerm(const Datatype& dt, diff --git a/src/theory/datatypes/datatypes_rewriter.h b/src/theory/datatypes/datatypes_rewriter.h index 7d91544e1..a6c95b893 100644 --- a/src/theory/datatypes/datatypes_rewriter.h +++ b/src/theory/datatypes/datatypes_rewriter.h @@ -121,6 +121,13 @@ public: * C( x, y ) and z */ static bool checkClash(Node n1, Node n2, std::vector<Node>& rew); + /** get operator kind for sygus builtin + * + * This returns the Kind corresponding to applications of the operator op + * when building the builtin version of sygus terms. This is used by the + * function mkSygusTerm. + */ + static Kind getOperatorKindForSygusBuiltin(Node op); /** make sygus term * * This function returns a builtin term f( children[0], ..., children[n] ) diff --git a/src/theory/quantifiers/fmf/ambqi_builder.cpp b/src/theory/quantifiers/fmf/ambqi_builder.cpp index 5def5fc95..f2b131f21 100644 --- a/src/theory/quantifiers/fmf/ambqi_builder.cpp +++ b/src/theory/quantifiers/fmf/ambqi_builder.cpp @@ -13,6 +13,8 @@ **/ #include "theory/quantifiers/fmf/ambqi_builder.h" + +#include "base/cvc4_check.h" #include "options/quantifiers_options.h" #include "theory/quantifiers/instantiate.h" #include "theory/quantifiers/term_database.h" @@ -367,8 +369,8 @@ void AbsDef::construct_var( FirstOrderModelAbs * m, TNode q, unsigned v, int cur }else{ TypeNode tn = m->getVariable( q, depth ).getType(); if( v==depth ){ - unsigned numReps = m->getRepSet()->getNumRepresentatives(tn); - Assert( numReps>0 && numReps < 32 ); + const unsigned numReps = m->getRepSet()->getNumRepresentatives(tn); + CVC4_CHECK(numReps > 0 && numReps < 32); for( unsigned i=0; i<numReps; i++ ){ d_def[ 1 << i ].construct_var( m, q, v, i, depth+1 ); } |